The research on the scheme of W-band coherent Doppler radar front-end is mainly about indicator of distribution and component chosen in radar front-end.

W波段连续波相参多普勒雷达前端方案的研究中，主要是根据雷达的具体指标选取雷达前端的各个部件。

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A Bollinger band technical indicator looks similar to the moving average envelope, but differs in how the outer bands are created.

布林线技术指标和移动平均包络线相同，但是不同是外部布林线是怎样创建的。

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The blue lines on the chart above represent the Bollinger bands, and below the bar chart, I have plotted the band width indicator.

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